Listed in Column A are the important inventions, innovations or discoveries in history. Identify which field in Column B do these discoveries have great importance.
COLUMN A
1. Vaccine
2. Refrigeration
3. Printing press
4. Computer
5. Airplane
6. Photo finishes
7. Social Media
8. Paint
COLUMN B
A. Agriculture and Fisheries
B. Natural and Physical Science
C. Business and Accounting
D. Information and Communication Technology
E. Arts
F. Education
G. Sports
H. Humanities and Social Science
I. Mathematics

ps. I need the correct answers​